APA-čujuhus (7. p.)
Youssef, M. (1980). Making Christ known to Muslims. Haggai Institute for Advanced Leadership Training.
Chicago-čujuhus (17. p.)
Youssef, Michael. Making Christ Known to Muslims. Atlanta: Haggai Institute for Advanced Leadership Training, 1980.
MLA-čujuhus (9. p.)
Youssef, Michael. Making Christ Known to Muslims. Haggai Institute for Advanced Leadership Training, 1980.
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